diff --git a/Projects/AVRISP-MKII/Lib/XPROG/XMEGANVM.c b/Projects/AVRISP-MKII/Lib/XPROG/XMEGANVM.c
index 97154ea1edad30a1e4c87eadf44f336b68eec7a0..b78247583113419468328d2b6267fc5c030b81d5 100644
--- a/Projects/AVRISP-MKII/Lib/XPROG/XMEGANVM.c
+++ b/Projects/AVRISP-MKII/Lib/XPROG/XMEGANVM.c
@@ -174,6 +174,8 @@ void XMEGANVM_DisablePDI(void)
*/
bool XMEGANVM_GetMemoryCRC(const uint8_t CRCCommand, uint32_t* const CRCDest)
{
+ *CRCDest = 0;
+
/* Wait until the NVM controller is no longer busy */
if (!(XMEGANVM_WaitWhileNVMControllerBusy()))
return false;